Wits Study Guide Practice Exams Only Questions And Answers All Answers 100% Correct Verified Best Exam Solution Graded A+ For Success

Wits Study Guide Prac ce Exams Only Ques ons And Answers
All Answers 100% Correct Verified Best Exam Solu on Graded
A+ For Success
Personal Trainer Cer fica on

Prac ce Exam #1



1.)_________________ is the most important source of immediate energy which lasts about 3 - 5
seconds



a.Phosphocrea ne

b.Glycolysis

c.Oxida ve phosphoryla on

d.Aerobic glycolysis



(Ch. 4, P. 66) - CORRECT ANSWERS ...a.Phosphocrea ne



2.)During muscle contrac on, the _______________ releases calcium into the sarcoplasm, which
allows for ac n-myosin interac on.



a.transverse tubule

b.sarcoplasmic re culum

c.epimysium

d.troponin/tropomyosin complex



(Ch. 4, P. 68) - CORRECT ANSWERS ...b.sarcoplasmic re culum



3.)Which type of muscle fiber not only produces great force when s mulated but also resists fa gue?



a.Type I

b.Type IIa

c.Type IIx

d.Type Ia

,Wits Study Guide Prac ce Exams Only Ques ons And Answers
All Answers 100% Correct Verified Best Exam Solu on Graded
A+ For Success

(Ch. 4, P. 69) - CORRECT ANSWERS ...b.Type IIa



4.)The volume of blood pumped by the heart per beat is known as ______________.



a.stroke capacity

b.stroke rate

c.heart volume

d.stroke volume




(Ch. 4, P. 78) - CORRECT ANSWERS ...d.stroke volume



5.)What are the primary reasons women have lower VO2max values than men?



a.hemoglobin levels and mo va on

b.mo va on and body weight

c.hemoglobin levels and body fat percentage

d.body fat percentage and mo va on




(Ch. 4, P. 76) - CORRECT ANSWERS ...c.hemoglobin levels and body fat percentage



6.)As the respiratory exchange ra o (R) increases, ______________ become the primary fuel source
for ac vity.



a.carbohydrates

b.fats

c.proteins

d.vitamins

,Wits Study Guide Prac ce Exams Only Ques ons And Answers
All Answers 100% Correct Verified Best Exam Solu on Graded
A+ For Success

(Ch. 4, P. 73) - CORRECT ANSWERS ...a.carbohydrates



7.)Studies have revealed that ____________ is the most significant factor in maintaining VO2max with
a reduced training load.




a.frequency

B. me

c.intensity

D.caloric intake



(Ch. 4, P. 83) - CORRECT ANSWERS ...c.intensity



8.)_________ is the primary energy source cells use for biological work.



a.Carbohydrate

b.ATP

c.Calcium

d.ADP



(Ch. 4, P. 66) - CORRECT ANSWERS ...b.ATP



9.)Which form of heat loss occurs when heat is transferred from the surface of one object to the
surface of another with no physical contact between the objects?



a.conduc on

b.evapora on

c.convec on

d.radia on

, Wits Study Guide Prac ce Exams Only Ques ons And Answers
All Answers 100% Correct Verified Best Exam Solu on Graded
A+ For Success

(Ch. 4, P. 85) - CORRECT ANSWERS ...d.radia on



10.)____________ is the volume of blood pumped by the heart per minute.




a.Heart rate

b.Respiratory quo ent

c.Stroke volume

d.Cardiac output



(Ch. 4, P. 78) - CORRECT ANSWERS ...d.Cardiac output



11.)During a ____________, par cipants exercise at progressively increasing work rates un l they
reach maximum work tolerance.



a.graded exercise test (GXT)

b.maximal uptake test (MUT)

c.sub-maximal test (SMT)

d.graded maximal test (GMT)

(Ch. 4, P. 75) - CORRECT ANSWERS ...a.graded exercise test (GXT)



12.)The period of elevated oxygen uptake during recovery from exercise is known as __________.



a.oxygen deficit

b.steady-state requirement

c.oxygen debt

d.oxygen need payment



(Ch. 4, P. 74) - CORRECT ANSWERS ...c.oxygen debt